1278693310

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1\times {\mathrm{4027}}^1$

素因数の和:4428

約数の個数: 32

約数和(自身を含む): 2330858592

約数和(自身を除く): 1052165282

約数列:

[1, 2, 5, 10, 113, 226, 281, 562, 565, 1130, 1405, 2810, 4027, 8054, 20135, 31753, 40270, 63506, 158765, 317530, 455051, 910102, 1131587, 2263174, 2275255, 4550510, 5657935, 11315870, 127869331, 255738662, 639346655, 1278693310]

約数ペア:

[(1, 1278693310), (2, 639346655), (5, 255738662), (10, 127869331), (113, 11315870), (226, 5657935), (281, 4550510), (562, 2275255), (565, 2263174), (1130, 1131587), (1405, 910102), (2810, 455051), (4027, 317530), (8054, 158765), (20135, 63506), (31753, 40270)]